cbs_h2645.c File Reference

#include "libavutil/attributes.h"
#include "libavutil/avassert.h"
#include "bytestream.h"
#include "cbs.h"
#include "cbs_internal.h"
#include "cbs_h264.h"
#include "cbs_h265.h"
#include "h264.h"
#include "h2645_parse.h"
#include "hevc.h"
#include "cbs_sei_syntax_template.c"
#include "cbs_h264_syntax_template.c"
#include "cbs_h265_syntax_template.c"

Go to the source code of this file.

Macros
#define	HEADER(name)
#define	CHECK(call)
#define	FUNC_NAME2(rw, codec, name)   cbs_ ## codec ## _ ## rw ## _ ## name
#define	FUNC_NAME1(rw, codec, name)   FUNC_NAME2(rw, codec, name)
#define	FUNC_H264(name)   FUNC_NAME1(READWRITE, h264, name)
#define	FUNC_H265(name)   FUNC_NAME1(READWRITE, h265, name)
#define	FUNC_SEI(name)   FUNC_NAME1(READWRITE, sei, name)
#define	SUBSCRIPTS(subs, ...)   (subs > 0 ? ((int[subs + 1]){ subs, __VA_ARGS__ }) : NULL)
#define	u(width, name, range_min, range_max)   xu(width, name, current->name, range_min, range_max, 0, )
#define	ub(width, name)   xu(width, name, current->name, 0, MAX_UINT_BITS(width), 0, )
#define	flag(name)   ub(1, name)
#define	ue(name, range_min, range_max)   xue(name, current->name, range_min, range_max, 0, )
#define	i(width, name, range_min, range_max)   xi(width, name, current->name, range_min, range_max, 0, )
#define	ib(width, name)   xi(width, name, current->name, MIN_INT_BITS(width), MAX_INT_BITS(width), 0, )
#define	se(name, range_min, range_max)   xse(name, current->name, range_min, range_max, 0, )
#define	us(width, name, range_min, range_max, subs, ...)   xu(width, name, current->name, range_min, range_max, subs, __VA_ARGS__)
#define	ubs(width, name, subs, ...)   xu(width, name, current->name, 0, MAX_UINT_BITS(width), subs, __VA_ARGS__)
#define	flags(name, subs, ...)   xu(1, name, current->name, 0, 1, subs, __VA_ARGS__)
#define	ues(name, range_min, range_max, subs, ...)   xue(name, current->name, range_min, range_max, subs, __VA_ARGS__)
#define	is(width, name, range_min, range_max, subs, ...)   xi(width, name, current->name, range_min, range_max, subs, __VA_ARGS__)
#define	ibs(width, name, subs, ...)   xi(width, name, current->name, MIN_INT_BITS(width), MAX_INT_BITS(width), subs, __VA_ARGS__)
#define	ses(name, range_min, range_max, subs, ...)   xse(name, current->name, range_min, range_max, subs, __VA_ARGS__)
#define	fixed(width, name, value)
#define	READ
#define	READWRITE   read
#define	RWContext   GetBitContext
#define	xu(width, name, var, range_min, range_max, subs, ...)
#define	xue(name, var, range_min, range_max, subs, ...)
#define	xi(width, name, var, range_min, range_max, subs, ...)
#define	xse(name, var, range_min, range_max, subs, ...)
#define	infer(name, value)
#define	more_rbsp_data(var)   ((var) = cbs_h2645_read_more_rbsp_data(rw))
#define	bit_position(rw)   (get_bits_count(rw))
#define	byte_alignment(rw)   (get_bits_count(rw) % 8)
#define	allocate(name, size)
#define	FUNC(name)   FUNC_SEI(name)
#define	FUNC(name)   FUNC_H264(name)
#define	FUNC(name)   FUNC_H265(name)
#define	WRITE
#define	READWRITE   write
#define	RWContext   PutBitContext
#define	xu(width, name, var, range_min, range_max, subs, ...)
#define	xue(name, var, range_min, range_max, subs, ...)
#define	xi(width, name, var, range_min, range_max, subs, ...)
#define	xse(name, var, range_min, range_max, subs, ...)
#define	infer(name, value)
#define	more_rbsp_data(var)   (var)
#define	bit_position(rw)   (put_bits_count(rw))
#define	byte_alignment(rw)   (put_bits_count(rw) % 8)
#define	allocate(name, size)
#define	FUNC(name)   FUNC_SEI(name)
#define	FUNC(name)   FUNC_H264(name)
#define	FUNC(name)   FUNC_H265(name)
#define	cbs_h2645_replace_ps(h26n, ps_name, ps_var, id_element)

Functions
static int	cbs_read_ue_golomb (CodedBitstreamContext *ctx, GetBitContext *gbc, const char *name, const int *subscripts, uint32_t *write_to, uint32_t range_min, uint32_t range_max)
static int	cbs_read_se_golomb (CodedBitstreamContext *ctx, GetBitContext *gbc, const char *name, const int *subscripts, int32_t *write_to, int32_t range_min, int32_t range_max)
static int	cbs_write_ue_golomb (CodedBitstreamContext *ctx, PutBitContext *pbc, const char *name, const int *subscripts, uint32_t value, uint32_t range_min, uint32_t range_max)
static int	cbs_write_se_golomb (CodedBitstreamContext *ctx, PutBitContext *pbc, const char *name, const int *subscripts, int32_t value, int32_t range_min, int32_t range_max)
static int	cbs_h265_payload_extension_present (GetBitContext *gbc, uint32_t payload_size, int cur_pos)
static int	cbs_h2645_read_more_rbsp_data (GetBitContext *gbc)
static int	cbs_h2645_fragment_add_nals (CodedBitstreamContext *ctx, CodedBitstreamFragment *frag, const H2645Packet *packet)
static int	cbs_h2645_split_fragment (CodedBitstreamContext *ctx, CodedBitstreamFragment *frag, int header)
	cbs_h2645_replace_ps (cbs_h2645_replace_ps(4, cbs_h2645_replace_ps(SPS, cbs_h2645_replace_ps(sps, seq_parameter_set_id)
static int	cbs_h265_read_nal_unit (CodedBitstreamContext *ctx, CodedBitstreamUnit *unit)
static int	cbs_h2645_write_slice_data (CodedBitstreamContext *ctx, PutBitContext *pbc, const uint8_t *data, size_t data_size, int data_bit_start)
static int	cbs_h264_write_nal_unit (CodedBitstreamContext *ctx, CodedBitstreamUnit *unit, PutBitContext *pbc)
static int	cbs_h265_write_nal_unit (CodedBitstreamContext *ctx, CodedBitstreamUnit *unit, PutBitContext *pbc)
static int	cbs_h2645_unit_requires_zero_byte (enum AVCodecID codec_id, CodedBitstreamUnitType type, int nal_unit_index)
static int	cbs_h2645_assemble_fragment (CodedBitstreamContext *ctx, CodedBitstreamFragment *frag)
static void	cbs_h264_flush (CodedBitstreamContext *ctx)
static void	cbs_h264_close (CodedBitstreamContext *ctx)
static void	cbs_h265_flush (CodedBitstreamContext *ctx)
static void	cbs_h265_close (CodedBitstreamContext *ctx)
static void	cbs_h264_free_sei (void *opaque, uint8_t *content)
static void	cbs_h265_free_sei (void *opaque, uint8_t *content)
const SEIMessageTypeDescriptor *	ff_cbs_sei_find_type (CodedBitstreamContext *ctx, int payload_type)
	Find the type descriptor for the given payload type. More...

Variables
static const CodedBitstreamUnitTypeDescriptor	cbs_h264_unit_types []
static const CodedBitstreamUnitTypeDescriptor	cbs_h265_unit_types []
const CodedBitstreamType	ff_cbs_type_h264
const CodedBitstreamType	ff_cbs_type_h265
static const SEIMessageTypeDescriptor	cbs_sei_common_types []
static const SEIMessageTypeDescriptor	cbs_sei_h264_types []
static const SEIMessageTypeDescriptor	cbs_sei_h265_types []

Macro Definition Documentation

HEADER

#define HEADER

(

name

)

Value:

        do { \
        ff_cbs_trace_header(ctx, name); \
    } while (0)

Definition at line 244 of file cbs_h2645.c.

CHECK

#define CHECK

(

call

)

Value:

        do { \
        err = (call); \
        if (err < 0) \
            return err; \
    } while (0)

Definition at line 248 of file cbs_h2645.c.

FUNC_NAME2

#define FUNC_NAME2	(		rw,
			codec,
			name
	)		cbs_ ## codec ## _ ## rw ## _ ## name

Definition at line 254 of file cbs_h2645.c.

FUNC_NAME1

#define FUNC_NAME1	(		rw,
			codec,
			name
	)		FUNC_NAME2(rw, codec, name)

Definition at line 255 of file cbs_h2645.c.

FUNC_H264

#define FUNC_H264

(

name

)

FUNC_NAME1(READWRITE, h264, name)

Definition at line 256 of file cbs_h2645.c.

FUNC_H265

#define FUNC_H265

(

name

)

FUNC_NAME1(READWRITE, h265, name)

Definition at line 257 of file cbs_h2645.c.

FUNC_SEI

#define FUNC_SEI

(

name

)

FUNC_NAME1(READWRITE, sei, name)

Definition at line 258 of file cbs_h2645.c.

SUBSCRIPTS

#define SUBSCRIPTS	(		subs,
			...
	)		(subs > 0 ? ((int[subs + 1]){ subs, __VA_ARGS__ }) : NULL)

Definition at line 260 of file cbs_h2645.c.

u

#define u	(		width,
			name,
			range_min,
			range_max
	)		xu(width, name, current->name, range_min, range_max, 0, )

Definition at line 262 of file cbs_h2645.c.

ub

#define ub	(		width,
			name
	)		xu(width, name, current->name, 0, MAX_UINT_BITS(width), 0, )

Definition at line 264 of file cbs_h2645.c.

flag

#define flag

(

name

)

ub(1, name)

Definition at line 266 of file cbs_h2645.c.

ue

#define ue	(		name,
			range_min,
			range_max
	)		xue(name, current->name, range_min, range_max, 0, )

Definition at line 267 of file cbs_h2645.c.

i

#define i	(		width,
			name,
			range_min,
			range_max
	)		xi(width, name, current->name, range_min, range_max, 0, )

Examples

decode_audio.c, decode_video.c, demuxing_decoding.c, encode_audio.c, encode_video.c, ffhash.c, filter_audio.c, hw_decode.c, muxing.c, qsvdec.c, remuxing.c, resampling_audio.c, scaling_video.c, and transcoding.c.

Definition at line 269 of file cbs_h2645.c.

ib

#define ib	(		width,
			name
	)		xi(width, name, current->name, MIN_INT_BITS(width), MAX_INT_BITS(width), 0, )

Definition at line 271 of file cbs_h2645.c.

se

#define se	(		name,
			range_min,
			range_max
	)		xse(name, current->name, range_min, range_max, 0, )

Definition at line 273 of file cbs_h2645.c.

us

#define us	(		width,
			name,
			range_min,
			range_max,
			subs,
			...
	)		xu(width, name, current->name, range_min, range_max, subs, __VA_ARGS__)

Definition at line 276 of file cbs_h2645.c.

ubs

#define ubs	(		width,
			name,
			subs,
			...
	)		xu(width, name, current->name, 0, MAX_UINT_BITS(width), subs, __VA_ARGS__)

Definition at line 278 of file cbs_h2645.c.

flags

#define flags	(		name,
			subs,
			...
	)		xu(1, name, current->name, 0, 1, subs, __VA_ARGS__)

Definition at line 280 of file cbs_h2645.c.

ues

#define ues	(		name,
			range_min,
			range_max,
			subs,
			...
	)		xue(name, current->name, range_min, range_max, subs, __VA_ARGS__)

Definition at line 282 of file cbs_h2645.c.

is

#define is	(		width,
			name,
			range_min,
			range_max,
			subs,
			...
	)		xi(width, name, current->name, range_min, range_max, subs, __VA_ARGS__)

Definition at line 284 of file cbs_h2645.c.

ibs

#define ibs	(		width,
			name,
			subs,
			...
	)		xi(width, name, current->name, MIN_INT_BITS(width), MAX_INT_BITS(width), subs, __VA_ARGS__)

Definition at line 286 of file cbs_h2645.c.

ses

#define ses	(		name,
			range_min,
			range_max,
			subs,
			...
	)		xse(name, current->name, range_min, range_max, subs, __VA_ARGS__)

Definition at line 288 of file cbs_h2645.c.

fixed

#define fixed	(		width,
			name,
			value
	)

Value:

        do { \
        av_unused uint32_t fixed_value = value; \
        xu(width, name, fixed_value, value, value, 0, ); \
    } while (0)

Definition at line 291 of file cbs_h2645.c.

READ

#define READ

Definition at line 297 of file cbs_h2645.c.

READWRITE [1/2]

#define READWRITE   read

Definition at line 387 of file cbs_h2645.c.

RWContext [1/2]

#define RWContext   GetBitContext

Definition at line 388 of file cbs_h2645.c.

xu [1/2]

#define xu	(		width,
			name,
			var,
			range_min,
			range_max,
			subs,
			...
	)

Value:

        do { \
        uint32_t value; \
        CHECK(ff_cbs_read_unsigned(ctx, rw, width, #name, \
                                   SUBSCRIPTS(subs, __VA_ARGS__), \
                                   &value, range_min, range_max)); \
        var = value; \
    } while (0)

Definition at line 390 of file cbs_h2645.c.

xue [1/2]

#define xue	(		name,
			var,
			range_min,
			range_max,
			subs,
			...
	)

Value:

        do { \
        uint32_t value; \
        CHECK(cbs_read_ue_golomb(ctx, rw, #name, \
                                 SUBSCRIPTS(subs, __VA_ARGS__), \
                                 &value, range_min, range_max)); \
        var = value; \
    } while (0)

Definition at line 396 of file cbs_h2645.c.

xi [1/2]

#define xi	(		width,
			name,
			var,
			range_min,
			range_max,
			subs,
			...
	)

Value:

        do { \
        int32_t value; \
        CHECK(ff_cbs_read_signed(ctx, rw, width, #name, \
                                 SUBSCRIPTS(subs, __VA_ARGS__), \
                                 &value, range_min, range_max)); \
        var = value; \
    } while (0)

Definition at line 402 of file cbs_h2645.c.

xse [1/2]

#define xse	(		name,
			var,
			range_min,
			range_max,
			subs,
			...
	)

Value:

        do { \
        int32_t value; \
        CHECK(cbs_read_se_golomb(ctx, rw, #name, \
                                 SUBSCRIPTS(subs, __VA_ARGS__), \
                                 &value, range_min, range_max)); \
        var = value; \
    } while (0)

Definition at line 408 of file cbs_h2645.c.

infer [1/2]

#define infer	(		name,
			value
	)

Value:

        do { \
        current->name = value; \
    } while (0)

Definition at line 415 of file cbs_h2645.c.

more_rbsp_data [1/2]

#define more_rbsp_data

(

var

)

((var) = cbs_h2645_read_more_rbsp_data(rw))

Definition at line 425 of file cbs_h2645.c.

bit_position [1/2]

#define bit_position

(

rw

)

(get_bits_count(rw))

Definition at line 427 of file cbs_h2645.c.

byte_alignment [1/2]

#define byte_alignment

(

rw

)

(get_bits_count(rw) % 8)

Definition at line 428 of file cbs_h2645.c.

allocate [1/2]

#define allocate	(		name,
			size
	)

Value:

        do { \
        name ## _ref = av_buffer_allocz(size + \
                                        AV_INPUT_BUFFER_PADDING_SIZE); \
        if (!name ## _ref) \
            return AVERROR(ENOMEM); \
        name = name ## _ref->data; \
    } while (0)

Definition at line 430 of file cbs_h2645.c.

FUNC [1/6]

#define FUNC

(

name

)

FUNC_SEI(name)

Definition at line 446 of file cbs_h2645.c.

FUNC [2/6]

#define FUNC

(

name

)

FUNC_H264(name)

Definition at line 446 of file cbs_h2645.c.

FUNC [3/6]

#define FUNC

(

name

)

FUNC_H265(name)

Definition at line 446 of file cbs_h2645.c.

WRITE

#define WRITE

Definition at line 386 of file cbs_h2645.c.

READWRITE [2/2]

#define READWRITE   write

Definition at line 387 of file cbs_h2645.c.

RWContext [2/2]

#define RWContext   PutBitContext

Definition at line 388 of file cbs_h2645.c.

xu [2/2]

#define xu	(		width,
			name,
			var,
			range_min,
			range_max,
			subs,
			...
	)

Value:

        do { \
        uint32_t value = var; \
        CHECK(ff_cbs_write_unsigned(ctx, rw, width, #name, \
                                    SUBSCRIPTS(subs, __VA_ARGS__), \
                                    value, range_min, range_max)); \
    } while (0)

Definition at line 390 of file cbs_h2645.c.

xue [2/2]

#define xue	(		name,
			var,
			range_min,
			range_max,
			subs,
			...
	)

Value:

        do { \
        uint32_t value = var; \
        CHECK(cbs_write_ue_golomb(ctx, rw, #name, \
                                  SUBSCRIPTS(subs, __VA_ARGS__), \
                                  value, range_min, range_max)); \
    } while (0)

Definition at line 396 of file cbs_h2645.c.

xi [2/2]

#define xi	(		width,
			name,
			var,
			range_min,
			range_max,
			subs,
			...
	)

Value:

        do { \
        int32_t value = var; \
        CHECK(ff_cbs_write_signed(ctx, rw, width, #name, \
                                  SUBSCRIPTS(subs, __VA_ARGS__), \
                                  value, range_min, range_max)); \
    } while (0)

Definition at line 402 of file cbs_h2645.c.

xse [2/2]

#define xse	(		name,
			var,
			range_min,
			range_max,
			subs,
			...
	)

Value:

        do { \
        int32_t value = var; \
        CHECK(cbs_write_se_golomb(ctx, rw, #name, \
                                  SUBSCRIPTS(subs, __VA_ARGS__), \
                                  value, range_min, range_max)); \
    } while (0)

Definition at line 408 of file cbs_h2645.c.

infer [2/2]

#define infer	(		name,
			value
	)

Value:

        do { \
        if (current->name != (value)) { \
            av_log(ctx->log_ctx, AV_LOG_ERROR, \
                   "%s does not match inferred value: " \
                   "%"PRId64", but should be %"PRId64".\n", \
                   #name, (int64_t)current->name, (int64_t)(value)); \
            return AVERROR_INVALIDDATA; \
        } \
    } while (0)

Definition at line 415 of file cbs_h2645.c.

more_rbsp_data [2/2]

#define more_rbsp_data

(

var

)

(var)

Definition at line 425 of file cbs_h2645.c.

bit_position [2/2]

#define bit_position

(

rw

)

(put_bits_count(rw))

Definition at line 427 of file cbs_h2645.c.

byte_alignment [2/2]

#define byte_alignment

(

rw

)

(put_bits_count(rw) % 8)

Definition at line 428 of file cbs_h2645.c.

allocate [2/2]

#define allocate	(		name,
			size
	)

Value:

        do { \
        if (!name) { \
            av_log(ctx->log_ctx, AV_LOG_ERROR, "%s must be set " \
                   "for writing.\n", #name); \
            return AVERROR_INVALIDDATA; \
        } \
    } while (0)

Definition at line 430 of file cbs_h2645.c.

FUNC [4/6]

#define FUNC

(

name

)

FUNC_SEI(name)

Definition at line 446 of file cbs_h2645.c.

FUNC [5/6]

#define FUNC

(

name

)

FUNC_H264(name)

Definition at line 446 of file cbs_h2645.c.

FUNC [6/6]

#define FUNC

(

name

)

FUNC_H265(name)

Definition at line 446 of file cbs_h2645.c.

cbs_h2645_replace_ps

#define cbs_h2645_replace_ps	(		h26n,
			ps_name,
			ps_var,
			id_element
	)

Value:

static int cbs_h26 ## h26n ## _replace_ ## ps_var(CodedBitstreamContext *ctx, \
                                                  CodedBitstreamUnit *unit)  \
{ \
    CodedBitstreamH26 ## h26n ## Context *priv = ctx->priv_data; \
    H26 ## h26n ## Raw ## ps_name *ps_var = unit->content; \
    unsigned int id = ps_var->id_element; \
    int err; \
    if (id >= FF_ARRAY_ELEMS(priv->ps_var)) { \
        av_log(ctx->log_ctx, AV_LOG_ERROR, "Invalid " #ps_name \
               " id : %d.\n", id); \
        return AVERROR_INVALIDDATA; \
    } \
    err = ff_cbs_make_unit_refcounted(ctx, unit); \
    if (err < 0) \
        return err; \
    if (priv->ps_var[id] == priv->active_ ## ps_var) \
        priv->active_ ## ps_var = NULL ; \
    av_buffer_unref(&priv->ps_var ## _ref[id]); \
    av_assert0(unit->content_ref); \
    priv->ps_var ## _ref[id] = av_buffer_ref(unit->content_ref); \
    if (!priv->ps_var ## _ref[id]) \
        return AVERROR(ENOMEM); \
    priv->ps_var[id] = (H26 ## h26n ## Raw ## ps_name *)priv->ps_var ## _ref[id]->data; \
    return 0; \
}

Definition at line 662 of file cbs_h2645.c.

Function Documentation

cbs_read_ue_golomb()

static int cbs_read_ue_golomb ( CodedBitstreamContext *  ctx, GetBitContext *  gbc, const char *  name, const int *  subscripts, uint32_t *  write_to, uint32_t  range_min, uint32_t  range_max  )

static

Definition at line 32 of file cbs_h2645.c.

cbs_read_se_golomb()

static int cbs_read_se_golomb ( CodedBitstreamContext *  ctx, GetBitContext *  gbc, const char *  name, const int *  subscripts, int32_t *  write_to, int32_t  range_min, int32_t  range_max  )

static

Definition at line 84 of file cbs_h2645.c.

cbs_write_ue_golomb()

static int cbs_write_ue_golomb ( CodedBitstreamContext *  ctx, PutBitContext *  pbc, const char *  name, const int *  subscripts, uint32_t  value, uint32_t  range_min, uint32_t  range_max  )

static

Definition at line 140 of file cbs_h2645.c.

cbs_write_se_golomb()

static int cbs_write_se_golomb ( CodedBitstreamContext *  ctx, PutBitContext *  pbc, const char *  name, const int *  subscripts, int32_t  value, int32_t  range_min, int32_t  range_max  )

static

Definition at line 183 of file cbs_h2645.c.

cbs_h265_payload_extension_present()

static int cbs_h265_payload_extension_present ( GetBitContext *  gbc, uint32_t  payload_size, int  cur_pos  )

static

Definition at line 236 of file cbs_h2645.c.

Referenced by sei_buffering_period().

cbs_h2645_read_more_rbsp_data()

static int cbs_h2645_read_more_rbsp_data ( GetBitContext *  gbc )

static

Definition at line 335 of file cbs_h2645.c.

Referenced by cbs_h2645_replace_ps(), cbs_h265_read_nal_unit(), extension_data(), and message_list().

cbs_h2645_fragment_add_nals()

static int cbs_h2645_fragment_add_nals ( CodedBitstreamContext *  ctx, CodedBitstreamFragment *  frag, const H2645Packet *  packet  )

static

Definition at line 469 of file cbs_h2645.c.

Referenced by cbs_h2645_split_fragment().

cbs_h2645_split_fragment()

static int cbs_h2645_split_fragment ( CodedBitstreamContext *  ctx, CodedBitstreamFragment *  frag, int  header  )

static

Definition at line 503 of file cbs_h2645.c.

cbs_h2645_replace_ps()

cbs_h2645_replace_ps	(	cbs_h2645_replace_ps(	4,
		cbs_h2645_replace_ps(	SPS,
		cbs_h2645_replace_ps(	sps,
		seq_parameter_set_id
	)

Definition at line 689 of file cbs_h2645.c.

cbs_h265_read_nal_unit()

static int cbs_h265_read_nal_unit ( CodedBitstreamContext *  ctx, CodedBitstreamUnit *  unit  )

static

Definition at line 814 of file cbs_h2645.c.

cbs_h2645_write_slice_data()

static int cbs_h2645_write_slice_data ( CodedBitstreamContext *  ctx, PutBitContext *  pbc, const uint8_t *  data, size_t  data_size, int  data_bit_start  )

static

Definition at line 935 of file cbs_h2645.c.

Referenced by cbs_h264_write_nal_unit(), and cbs_h265_write_nal_unit().

cbs_h264_write_nal_unit()

static int cbs_h264_write_nal_unit ( CodedBitstreamContext *  ctx, CodedBitstreamUnit *  unit, PutBitContext *  pbc  )

static

Definition at line 993 of file cbs_h2645.c.

cbs_h265_write_nal_unit()

static int cbs_h265_write_nal_unit ( CodedBitstreamContext *  ctx, CodedBitstreamUnit *  unit, PutBitContext *  pbc  )

static

Definition at line 1110 of file cbs_h2645.c.

cbs_h2645_unit_requires_zero_byte()

static int cbs_h2645_unit_requires_zero_byte ( enum AVCodecID  codec_id, CodedBitstreamUnitType  type, int  nal_unit_index  )

static

Definition at line 1222 of file cbs_h2645.c.

Referenced by cbs_h2645_assemble_fragment().

cbs_h2645_assemble_fragment()

static int cbs_h2645_assemble_fragment ( CodedBitstreamContext *  ctx, CodedBitstreamFragment *  frag  )

static

Definition at line 1238 of file cbs_h2645.c.

cbs_h264_flush()

static void cbs_h264_flush ( CodedBitstreamContext *  ctx )

static

Definition at line 1318 of file cbs_h2645.c.

cbs_h264_close()

static void cbs_h264_close ( CodedBitstreamContext *  ctx )

static

Definition at line 1336 of file cbs_h2645.c.

cbs_h265_flush()

static void cbs_h265_flush ( CodedBitstreamContext *  ctx )

static

Definition at line 1349 of file cbs_h2645.c.

cbs_h265_close()

static void cbs_h265_close ( CodedBitstreamContext *  ctx )

static

Definition at line 1371 of file cbs_h2645.c.

cbs_h264_free_sei()

static void cbs_h264_free_sei ( void *  opaque, uint8_t *  content  )

static

Definition at line 1386 of file cbs_h2645.c.

cbs_h265_free_sei()

static void cbs_h265_free_sei ( void *  opaque, uint8_t *  content  )

static

Definition at line 1422 of file cbs_h2645.c.

ff_cbs_sei_find_type()

const SEIMessageTypeDescriptor* ff_cbs_sei_find_type	(	CodedBitstreamContext *	ctx,
		int	payload_type
	)

Find the type descriptor for the given payload type.

Returns NULL if the payload type is not known.

Definition at line 1650 of file cbs_h2645.c.

Referenced by ff_cbs_sei_add_message(), and message().

Variable Documentation

cbs_h264_unit_types

const CodedBitstreamUnitTypeDescriptor cbs_h264_unit_types[]

static

Initial value:

= {
    CBS_UNIT_TYPE_POD(H264_NAL_SPS,     H264RawSPS),
    CBS_UNIT_TYPE_POD(H264_NAL_SPS_EXT, H264RawSPSExtension),
 
    CBS_UNIT_TYPE_INTERNAL_REF(H264_NAL_PPS, H264RawPPS, slice_group_id),
 
    {
        .nb_unit_types  = 3,
        .unit_types     = {
            H264_NAL_IDR_SLICE,
            H264_NAL_SLICE,
            H264_NAL_AUXILIARY_SLICE,
        },
        .content_type   = CBS_CONTENT_TYPE_INTERNAL_REFS,
        .content_size   = sizeof(H264RawSlice),
        .nb_ref_offsets = 1,
        .ref_offsets    = { 0x42 },
    },
 
    CBS_UNIT_TYPE_POD(H264_NAL_AUD,          H264RawAUD),
    CBS_UNIT_TYPE_POD(H264_NAL_FILLER_DATA,  H264RawFiller),
    CBS_UNIT_TYPE_POD(H264_NAL_END_SEQUENCE, H264RawNALUnitHeader),
    CBS_UNIT_TYPE_POD(H264_NAL_END_STREAM,   H264RawNALUnitHeader),
 
    CBS_UNIT_TYPE_COMPLEX(H264_NAL_SEI, H264RawSEI, &cbs_h264_free_sei),
 
    CBS_UNIT_TYPE_END_OF_LIST
}

Definition at line 1393 of file cbs_h2645.c.

cbs_h265_unit_types

const CodedBitstreamUnitTypeDescriptor cbs_h265_unit_types[]

static

Definition at line 1429 of file cbs_h2645.c.

ff_cbs_type_h264

const CodedBitstreamType ff_cbs_type_h264

Initial value:

= {
    .codec_id          = AV_CODEC_ID_H264,
 
    .priv_data_size    = sizeof(CodedBitstreamH264Context),
 
    .unit_types        = cbs_h264_unit_types,
 
    .split_fragment    = &cbs_h2645_split_fragment,
    .read_unit         = &cbs_h264_read_nal_unit,
    .write_unit        = &cbs_h264_write_nal_unit,
    .assemble_fragment = &cbs_h2645_assemble_fragment,
 
    .flush             = &cbs_h264_flush,
    .close             = &cbs_h264_close,
}

Definition at line 1474 of file cbs_h2645.c.

ff_cbs_type_h265

const CodedBitstreamType ff_cbs_type_h265

Initial value:

= {
    .codec_id          = AV_CODEC_ID_HEVC,
 
    .priv_data_size    = sizeof(CodedBitstreamH265Context),
 
    .unit_types        = cbs_h265_unit_types,
 
    .split_fragment    = &cbs_h2645_split_fragment,
    .read_unit         = &cbs_h265_read_nal_unit,
    .write_unit        = &cbs_h265_write_nal_unit,
    .assemble_fragment = &cbs_h2645_assemble_fragment,
 
    .flush             = &cbs_h265_flush,
    .close             = &cbs_h265_close,
}

Definition at line 1490 of file cbs_h2645.c.

cbs_sei_common_types

const SEIMessageTypeDescriptor cbs_sei_common_types[]

static

Definition at line 1506 of file cbs_h2645.c.

Referenced by ff_cbs_sei_find_type().

cbs_sei_h264_types

const SEIMessageTypeDescriptor cbs_sei_h264_types[]

static

Definition at line 1546 of file cbs_h2645.c.

Referenced by ff_cbs_sei_find_type().

cbs_sei_h265_types

const SEIMessageTypeDescriptor cbs_sei_h265_types[]

static

Definition at line 1586 of file cbs_h2645.c.

Referenced by ff_cbs_sei_find_type().